:root {
  --paper: #f3f0e8;
  --paper-2: #eae6db;
  --ink: #16140f;
  --ink-soft: #4b463c;
  --ink-faint: #98917f;
  --line: #16140f;
  --hairline: rgba(22, 20, 15, 0.18);
  --accent: #ff4400;
  --accent-ink: #fff;
  --font-display: "Archivo Black", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --gutter: clamp(20px, 4.5vw, 64px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

::selection { background: var(--accent); color: var(--accent-ink); }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* faint paper grain */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.55 0 0 0 0 0.53 0 0 0 0 0.47 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- top ticker ---------- */
.ticker {
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
  border-bottom: 3px solid var(--accent);
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: slide-l 28s linear infinite;
}
.ticker-track span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 2px;
  padding: 8px 0;
  white-space: nowrap;
}
.ticker-track em {
  font-style: normal;
  color: var(--accent);
  padding: 0 14px;
}
@keyframes slide-l { to { transform: translateX(-50%); } }

/* ---------- masthead ---------- */
.masthead {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  border-bottom: 3px solid var(--line);
  padding: 0 var(--gutter);
}
.wordmark {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  letter-spacing: 1px;
  color: var(--ink);
  text-decoration: none;
  padding: 18px 0;
  line-height: 1;
}
.wordmark span { color: var(--accent); }
.region-tabs { display: flex; }
.tab {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 2px;
  background: none;
  border: none;
  border-left: 1px solid var(--hairline);
  padding: 0 clamp(14px, 2.4vw, 30px);
  cursor: pointer;
  color: var(--ink-soft);
  transition: background 0.15s, color 0.15s;
}
.tab:hover { color: var(--ink); }
.tab.is-active {
  background: var(--ink);
  color: var(--paper);
}

/* ---------- hero ---------- */
.hero {
  padding: clamp(40px, 7vw, 96px) var(--gutter) clamp(28px, 4vw, 56px);
  border-bottom: 1px solid var(--hairline);
  position: relative;
}
.kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 3px;
  color: var(--ink-soft);
  margin-bottom: clamp(18px, 3vw, 34px);
  text-transform: uppercase;
}
.kicker::before {
  content: "●";
  color: var(--accent);
  margin-right: 10px;
}
.headline {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 10.5vw, 8.6rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}
.headline .line {
  display: block;
  overflow: hidden;
}
.headline .line-inner {
  display: block;
  animation: rise 0.9s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}
.headline .line:nth-child(2) .line-inner { animation-delay: 0.12s; }
@keyframes rise {
  from { transform: translateY(110%); }
  to   { transform: translateY(0); }
}
.headline i { font-style: normal; }
.accent-line .line-inner { color: var(--accent); }
.asterisk { color: var(--ink); }
.standfirst {
  margin-top: clamp(20px, 3vw, 36px);
  max-width: 44em;
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.9;
  color: var(--ink-soft);
}
.standfirst b { color: var(--accent); font-weight: 900; }

/* ---------- logo belt ---------- */
.belt {
  border-bottom: 3px solid var(--line);
  background: var(--paper-2);
  padding: 18px 0;
  display: grid;
  gap: 14px;
}
.belt-row { overflow: hidden; }
.belt-track {
  display: flex;
  gap: 14px;
  width: max-content;
  padding-right: 14px;
  animation: slide-l 40s linear infinite;
}
.belt-track.reverse { animation: slide-r 46s linear infinite; }
@keyframes slide-r { from { transform: translateX(-50%); } to { transform: translateX(0); } }
.belt-row:hover .belt-track { animation-play-state: paused; }
.belt-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  border: 2px solid var(--line);
  padding: 10px 18px 10px 12px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 1px;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--line);
  transition: background 0.15s, color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.belt-chip:hover {
  background: var(--accent);
  color: var(--accent-ink);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--line);
}
.belt-chip .glyph { width: 22px; height: 22px; }

/* shared favicon glyph */
.glyph {
  display: inline-grid;
  place-items: center;
  overflow: hidden;
  flex: none;
}
.glyph img { width: 100%; height: 100%; object-fit: contain; display: block; }
.glyph.is-letter {
  font-family: var(--font-display);
  background: var(--accent-c, var(--accent));
  color: #fff;
  font-size: 0.72em;
  line-height: 1;
}

/* ---------- toolbar ---------- */
.toolbar {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  border-bottom: 3px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 20;
}
.cats { display: flex; flex-wrap: wrap; }
.cat {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  border: none;
  border-right: 1px solid var(--hairline);
  background: none;
  color: var(--ink-soft);
  padding: 16px clamp(12px, 2vw, 26px);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.cat:hover { color: var(--ink); }
.cat.is-active { background: var(--accent); color: var(--accent-ink); }
.search-cell {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 var(--gutter) 0 20px;
  border-left: 1px solid var(--hairline);
}
#search {
  border: none;
  background: none;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 1px;
  color: var(--ink);
  width: clamp(120px, 18vw, 240px);
  padding: 10px 0;
}
#search:focus { outline: none; }
#search::placeholder { color: var(--ink-faint); }
.result-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 1px;
  white-space: nowrap;
}
.result-count b { color: var(--accent); }

/* ---------- index rows ---------- */
.index { border-bottom: 3px solid var(--line); }
.row {
  display: grid;
  grid-template-columns: minmax(40px, 60px) 44px 1fr auto auto auto 48px;
  align-items: center;
  gap: clamp(10px, 2vw, 28px);
  padding: clamp(14px, 2.2vw, 22px) var(--gutter);
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
  color: var(--ink);
  position: relative;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s, transform 0.5s, background 0.15s, color 0.15s;
  cursor: pointer;
}
.row.in { opacity: 1; transform: translateY(0); }
.row:hover { background: var(--ink); color: var(--paper); }
.row:hover .num { color: var(--accent); }
.row:hover .row-vendor, .row:hover .row-plat { color: var(--paper); opacity: 0.7; }
.row:hover .go { background: var(--accent); color: var(--accent-ink); transform: rotate(45deg); border-color: var(--accent); }

.num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  letter-spacing: 1px;
}
.row .glyph { width: 34px; height: 34px; }
.row-name {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3.2vw, 2.1rem);
  line-height: 1.1;
  text-transform: uppercase;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row-vendor {
  font-weight: 500;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 1px;
  white-space: nowrap;
}
.row-plat {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.stamp {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  padding: 4px 10px;
  border: 1.5px solid currentColor;
  white-space: nowrap;
  justify-self: start;
}
.stamp.cn { color: var(--accent); }
.go {
  justify-self: end;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-size: 1.1rem;
  transition: transform 0.25s, background 0.15s, color 0.15s, border-color 0.15s;
}

/* ---------- hover preview ---------- */
.preview {
  position: fixed;
  top: 0; left: 0;
  z-index: 30;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--paper);
  border: 2.5px solid var(--line);
  box-shadow: 6px 6px 0 var(--accent);
  padding: 14px 20px 14px 14px;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.18s, transform 0.18s;
}
.preview.show { opacity: 1; transform: scale(1); }
.preview-logo .glyph { width: 46px; height: 46px; }
.preview-meta { display: grid; gap: 2px; }
.preview-meta b {
  font-family: var(--font-display);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.preview-meta span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-soft);
  letter-spacing: 1px;
}

.empty {
  font-family: var(--font-mono);
  text-align: center;
  padding: 60px var(--gutter);
  color: var(--ink-faint);
  letter-spacing: 2px;
}

/* ---------- colophon ---------- */
.colophon {
  padding: 28px var(--gutter) 44px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.colophon .mono {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  color: var(--ink-faint);
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .row { grid-template-columns: 36px 34px 1fr auto 44px; }
  .row-plat, .row-vendor { display: none; }
  .row .glyph { width: 28px; height: 28px; }
  .preview { display: none; }
}
@media (max-width: 640px) {
  .toolbar { flex-direction: column; }
  .search-cell { border-left: none; border-top: 1px solid var(--hairline); padding: 4px 20px; }
  .stamp { display: none; }
  .row { grid-template-columns: 36px 34px 1fr 44px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}